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Some results on geodesic mappings of Riemannian manifolds satisfying the conditionR.R.=Q(S,R)
Authors:F. Defever  R. Deszcz
Affiliation:(1) Instituut voor Theoretische Fysica, Afdeling Algebra en Topologie, Celestijnenlaan 200 B/D, B-3001 Leuven, Belgium;(2) Department of Mathematics, Agricultural University of Wro"lstrok"aw, Ulica C. Norwida 25, 50-375 Wroc"lstrok"aw, Poland
Abstract:
In this paper geodesically corresponding metricsg and
$$bar g$$
on a manifoldM, dim ge5, under the assumption that the tensorsR andS of the metricg satisfyR.R=Q(S, R), are considered. It is stated that the corresponding tensors
$$bar R$$
and
$$bar S$$
of
$$bar g$$
not necessarily must satisfy
$$bar R.bar R = Q(bar S,bar R)$$
. Certain relations between the curvatures ofg and
$$bar g$$
are obtained.Supported by a post-doctoral fellowship of the researchcouncil of the KU Leuven; Bitnet FGBDA3O at BLEKUL11
Keywords:Primary  58B20  53C25  53C80
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